
#myBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 45px;
    font-size: 13px;
    line-height: 14px;
    z-index: 99;
    border: none;
    outline: none;
    background-color:rgba(125,0,0,0.35);
    color: white;
    cursor: pointer;
    padding: 10px;
    border-radius: 50px;
}

#myBtn:hover {
    background-color: #DC1414;
}
